自然公园相关单词：tree, flower, bird, river — 英语填空题
题目
Read the riddles and write the words. 读谜语，写单词。
1. It is tall and green. Birds can sit in it. t___e
2. It can fly in the sky. It says "tweet, tweet". b___d
3. It is beautiful and has many colours. You can smell it in the park. f___r
4. It has water in it. Fish swim in it. r___r